cgraph.h (cgraph_decide_inlining_incrementally): Kill.

	* cgraph.h (cgraph_decide_inlining_incrementally): Kill.
	* tree-pass.h: Reorder to make IPA passes appear toegher.
	(pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
	* cgraphunit.c (cgraph_finalize_function): Do not compute inling
	parameters, do not call early inliner.
	* ipa-inline.c: Update comments.  Include tree-flow.h
	(cgraph_decide_inlining): Do not compute inlining parameters.
	(cgraph_decide_inlining_incrementally): Return TODOs; assume to
	be called with function context set up.
	(pass_ipa_inline): Remove unreachable functions before pass.
	(cgraph_early_inlining): Simplify assuming to be called from the
	PM as local pass.
	(pass_early_inline): New pass.
	(cgraph_gate_ipa_early_inlining): New gate.
	(pass_ipa_early_inline): Turn into simple wrapper.
	(compute_inline_parameters): New function.
	(gate_inline_passes): New gate.
	(pass_inline_parameters): New pass.
	(apply_inline): Move here from tree-optimize.c
	(pass_apply_inline): New pass.
	* ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
	transforming.
	* tree-inline.c (optimize_inline_calls): Return TODOs rather than
	doing them by hand.
	(tree_function_versioning): Do not allocate dummy struct function.
	* tree-inline.h (optimize_inline_calls): Update prototype.
	* tree-optimize.c (execute_fixup_cfg): Export.
	(pass_fixup_cfg): Remove
	(tree_rest_of_compilation): Do not apply inlines.
	* tree-flow.h (execute_fixup_cfg): Declare.
	* Makefile.in (gt-passes.c): New.
	* passes.c: Include gt-passes.h
	(init_optimization_passes): New passes.
	(nnodes, order): New static vars.
	(do_per_function_toporder): New function.
	(execute_one_pass): Dump current pass here.
	(execute_ipa_pass_list): Don't dump current pass here.

From-SVN: r120835

1 files changed, 10 insertions, 55 deletions

diff --git a/gcc/tree-optimize.c b/gcc/tree-optimize.c
index a2439be..1299a85 100644
--- a/gcc/tree-optimize.c
+++ b/gcc/tree-optimize.c
@@ -285,9 +285,12 @@ has_abnormal_outgoing_edge_p (basic_block bb)
 /* Pass: fixup_cfg.  IPA passes, compilation of earlier functions or inlining
    might have changed some properties, such as marked functions nothrow or
    added calls that can potentially go to non-local labels.  Remove redundant
-   edges and basic blocks, and create new ones if necessary.  */
+   edges and basic blocks, and create new ones if necessary.
 
-static unsigned int
+   This pass can't be executed as stand alone pass from pass manager, because
+   in between inlining and this fixup the verify_flow_info would fail.  */
+
+unsigned int
 execute_fixup_cfg (void)
 {
   basic_block bb;
@@ -310,7 +313,7 @@ execute_fixup_cfg (void)
 	      {
 		if (gimple_in_ssa_p (cfun))
 		  {
-		    todo |= TODO_update_ssa;
+		    todo |= TODO_update_ssa | TODO_cleanup_cfg;
 	            update_stmt (stmt);
 		  }
 	        TREE_SIDE_EFFECTS (call) = 0;
@@ -320,7 +323,8 @@ execute_fixup_cfg (void)
 	    if (!tree_could_throw_p (stmt) && lookup_stmt_eh_region (stmt))
 	      remove_stmt_from_eh_region (stmt);
 	  }
-	tree_purge_dead_eh_edges (bb);
+	if (tree_purge_dead_eh_edges (bb))
+          todo |= TODO_cleanup_cfg;
       }
 
   if (current_function_has_nonlocal_label)
@@ -358,7 +362,7 @@ execute_fixup_cfg (void)
 
 		      for (phi = phi_nodes (bb); phi; phi = PHI_CHAIN (phi))
 			{
-		          todo |= TODO_update_ssa;
+		          todo |= TODO_update_ssa | TODO_cleanup_cfg;
 			  gcc_assert (SSA_NAME_OCCURS_IN_ABNORMAL_PHI
 				      (PHI_RESULT (phi)));
 			  mark_sym_for_renaming
@@ -377,24 +381,6 @@ execute_fixup_cfg (void)
   return todo;
 }
 
-struct tree_opt_pass pass_fixup_cfg =
-{
-  "fixupcfg",				/* name */
-  NULL,					/* gate */
-  execute_fixup_cfg,			/* execute */
-  NULL,					/* sub */
-  NULL,					/* next */
-  0,					/* static_pass_number */
-  0,					/* tv_id */
-  PROP_cfg,				/* properties_required */
-  0,					/* properties_provided */
-  0,					/* properties_destroyed */
-  0,					/* todo_flags_start */
-  TODO_cleanup_cfg | TODO_ggc_collect
-  | TODO_dump_func | TODO_verify_flow
-  | TODO_verify_stmts,/* todo_flags_finish */
-  0					/* letter */ };
-
 /* Do the actions required to initialize internal data structures used
    in tree-ssa optimization passes.  */
 
@@ -487,13 +473,9 @@ tree_rest_of_compilation (tree fndecl)
   /* Initialize the default bitmap obstack.  */
   bitmap_obstack_initialize (NULL);
 
-  /* We might need the body of this function so that we can expand
-     it inline somewhere else.  */
-  if (cgraph_preserve_function_body_p (fndecl))
-    save_inline_function_body (node);
-
   /* Initialize the RTL code for the function.  */
   current_function_decl = fndecl;
+  cfun = DECL_STRUCT_FUNCTION (fndecl);
   saved_loc = input_location;
   input_location = DECL_SOURCE_LOCATION (fndecl);
   init_function_start (fndecl);
@@ -506,33 +488,6 @@ tree_rest_of_compilation (tree fndecl)
   
   tree_register_cfg_hooks ();
 
-  if (flag_inline_trees)
-    {
-      struct cgraph_edge *e;
-      for (e = node->callees; e; e = e->next_callee)
-	if (!e->inline_failed || warn_inline)
-	  break;
-      if (e)
-	{
-	  timevar_push (TV_INTEGRATION);
-	  optimize_inline_calls (fndecl);
-	  timevar_pop (TV_INTEGRATION);
-	}
-    }
-  /* In non-unit-at-a-time we must mark all referenced functions as needed.
-     */
-  if (!flag_unit_at_a_time)
-    {
-      struct cgraph_edge *e;
-      for (e = node->callees; e; e = e->next_callee)
-	if (e->callee->analyzed)
-          cgraph_mark_needed_node (e->callee);
-    }
-
-  /* We are not going to maintain the cgraph edges up to date.
-     Kill it so it won't confuse us.  */
-  cgraph_node_remove_callees (node);
-
   bitmap_obstack_initialize (&reg_obstack); /* FIXME, only at RTL generation*/
   /* Perform all tree transforms and optimizations.  */
   execute_pass_list (all_passes);